// Copyright (c) 2008 Brian Wellington (bwelling@xbill.org)

package org.xbill.DNS;

import java.io.*;
import org.xbill.DNS.utils.base64;

/**
 * DHCID - Dynamic Host Configuration Protocol (DHCP) ID (RFC 4701)
 * 
 * @author Brian Wellington
 */

public class DHCIDRecord extends Record {

	private static final long serialVersionUID = -8214820200808997707L;

	private byte[] data;

	DHCIDRecord() {
	}

	Record getObject() {
		return new DHCIDRecord();
	}

	/**
	 * Creates an DHCID Record from the given data
	 * 
	 * @param data
	 *            The binary data, which is opaque to DNS.
	 */
	public DHCIDRecord(Name name, int dclass, long ttl, byte[] data) {
		super(name, Type.DHCID, dclass, ttl);
		this.data = data;
	}

	void rrFromWire(DNSInput in) throws IOException {
		data = in.readByteArray();
	}

	void rdataFromString(Tokenizer st, Name origin) throws IOException {
		data = st.getBase64();
	}

	void rrToWire(DNSOutput out, Compression c, boolean canonical) {
		out.writeByteArray(data);
	}

	String rrToString() {
		return base64.toString(data);
	}

	/**
	 * Returns the binary data.
	 */
	public byte[] getData() {
		return data;
	}

}
